/* ==========================================================================
   Base & Typography (Midnight Emerald Theme)
   ========================================================================== */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600&family=Playfair+Display:ital,wght@0,400;0,500;0,600;0,700;1,400;1,500&display=swap');

:root {
    --bg-dark: #02110D;
    /* Midnight Emerald */
    --bg-surface: #061A14;
    /* Slightly lighter surface */
    --bg-elevated: #0A261D;
    /* Elevated surface */
    --text-main: #FFFFFF;
    --text-muted: #A0B3AC;
    /* Muted sage/mint */
    --accent-neon: #00FFA3;
    /* Neon Mint */
    --accent-sand: #F0E6D2;
    /* Elegant Parchment */
    --border-color: rgba(0, 255, 163, 0.15);
    --font-serif: 'Playfair Display', serif;
    --font-sans: 'Outfit', sans-serif;
    --transition-slow: all 0.8s cubic-bezier(0.16, 1, 0.3, 1);
    --transition-fast: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
    background: var(--bg-dark);
}

body {
    background-color: var(--bg-dark);
    color: var(--text-main);
    font-family: var(--font-sans);
    overflow-x: hidden;
    cursor: none;
    -webkit-font-smoothing: antialiased;
}

/* Subtle Topographic/Line Background overlay */
body::before {
    content: "";
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-image: repeating-linear-gradient(rgba(255, 255, 255, 0.02) 0px, rgba(255, 255, 255, 0.02) 1px, transparent 1px, transparent 40px),
        repeating-linear-gradient(90deg, rgba(255, 255, 255, 0.02) 0px, rgba(255, 255, 255, 0.02) 1px, transparent 1px, transparent 40px);
    z-index: -1;
    pointer-events: none;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-serif);
    font-weight: 500;
    line-height: 1.1;
}

a {
    color: inherit;
    text-decoration: none;
    cursor: none;
}

img {
    max-width: 100%;
    display: block;
}

section {
    position: relative;
    padding: 10rem 5%;
    border-bottom: 1px solid var(--border-color);
}

/* Glowing Text Utility */
.text-neon {
    color: var(--accent-neon);
    text-shadow: 0 0 20px rgba(0, 255, 163, 0.3);
}

.text-sand {
    color: var(--accent-sand);
}

.font-italic {
    font-style: italic;
}

/* ==========================================================================
   Glowing Ambient Cursor
   ========================================================================== */
.cursor-dot {
    position: fixed;
    top: 0;
    left: 0;
    width: 6px;
    height: 6px;
    background: var(--accent-neon);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    pointer-events: none;
    z-index: 10000;
}

.cursor-glow {
    position: fixed;
    top: 0;
    left: 0;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(0, 255, 163, 0.08) 0%, rgba(0, 255, 163, 0) 70%);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    pointer-events: none;
    z-index: 9999;
    transition: width 0.3s, height 0.3s;
    mix-blend-mode: screen;
}

.hover-active .cursor-glow {
    width: 150px;
    height: 150px;
    background: radial-gradient(circle, rgba(0, 255, 163, 0.15) 0%, rgba(0, 255, 163, 0) 70%);
}

/* ==========================================================================
   Header 
   ========================================================================== */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 2rem 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 1000;
    transition: var(--transition-slow);
    background: transparent;
    border-bottom: 1px solid transparent;
}

header.scrolled {
    background: rgba(2, 17, 13, 0.95);
    backdrop-filter: blur(15px);
    padding: 1.2rem 5%;
    border-bottom: 1px solid var(--border-color);
}

.logo img {
    height: 70px;
    filter: brightness(10);
}

.nav-links {
    display: flex;
    gap: 3rem;
}

.nav-links a {
    font-size: 0.9rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--text-main);
    position: relative;
    padding-bottom: 5px;
    transition: var(--transition-fast);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 1px;
    background: var(--accent-neon);
    transform: scaleX(0);
    transform-origin: right;
    transition: transform 0.4s ease;
}

.nav-links a:hover::after {
    transform: scaleX(1);
    transform-origin: left;
}

.nav-links a:hover {
    color: var(--accent-neon);
}

.btn-neon {
    padding: 1rem 2.5rem;
    border: 1px solid var(--accent-neon);
    border-radius: 100px;
    background: transparent;
    color: var(--accent-neon);
    font-family: var(--font-sans);
    font-size: 0.9rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: var(--transition-fast);
    position: relative;
    overflow: hidden;
    display: inline-block;
}

.btn-neon::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--accent-neon);
    z-index: -1;
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}

.btn-neon:hover::before {
    transform: scaleX(1);
}

.btn-neon:hover {
    color: var(--bg-dark);
    box-shadow: 0 0 30px rgba(0, 255, 163, 0.4);
}

/* ==========================================================================
   Animations
   ========================================================================== */
.fade-up {
    opacity: 0;
    transform: translateY(40px);
    transition: 1s cubic-bezier(0.16, 1, 0.3, 1);
}

.fade-up.active {
    opacity: 1;
    transform: translateY(0);
}

.delay-1 {
    transition-delay: 0.1s;
}

.delay-2 {
    transition-delay: 0.2s;
}

.delay-3 {
    transition-delay: 0.3s;
}

/* ==========================================================================
   Index Layout
   ========================================================================== */
/* 1. Hero */
.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding-top: 100px;
}

.hero-content {
    max-width: 1100px;
}

.hero h1 {
    font-size: clamp(4.5rem, 10vw, 8.5rem);
    line-height: 1.05;
    margin-bottom: 2rem;
    color: var(--text-main);
}

.hero h1 span {
    color: var(--accent-sand);
}

.hero p {
    font-size: 1.3rem;
    color: var(--text-muted);
    max-width: 650px;
    margin-bottom: 3rem;
    line-height: 1.7;
    font-weight: 300;
}

/* 2. Marquee */
.marquee-sec {
    background: var(--bg-surface);
    padding: 1.5rem 0;
    overflow: hidden;
    white-space: nowrap;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.marquee-track {
    display: inline-block;
    animation: scrollLeft 25s linear infinite;
    font-family: var(--font-sans);
    font-size: 1.2rem;
    text-transform: uppercase;
    letter-spacing: 3px;
    color: var(--accent-neon);
}

.marquee-track span {
    color: var(--text-main);
    margin: 0 3rem;
}

@keyframes scrollLeft {
    0% {
        transform: translateX(0);
    }

    100% {
        transform: translateX(-50%);
    }
}

/* 3. Executive Vision */
.vision {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 6rem;
    align-items: center;
}

.vision h2 {
    font-size: 4.5rem;
    line-height: 1.1;
}

.vision p {
    font-size: 1.25rem;
    color: var(--text-muted);
    line-height: 1.8;
    margin-bottom: 2rem;
    font-weight: 300;
}

/* 4. 3D Services */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 3rem;
    margin-top: 5rem;
    perspective: 1200px;
}

.service-card {
    background: var(--bg-surface);
    border: 1px solid rgba(255, 255, 255, 0.05);
    padding: 4rem 3rem;
    border-radius: 20px;
    transition: var(--transition-fast);
    position: relative;
    overflow: hidden;
    transform-style: preserve-3d;
}

.service-card::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--accent-neon);
    transform: scaleX(0);
    transform-origin: center;
    transition: transform 0.4s ease;
}

.service-card:hover::after {
    transform: scaleX(1);
}

.service-card:hover {
    border-color: var(--border-color);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
}

.s-icon {
    font-family: var(--font-serif);
    font-size: 3.5rem;
    color: var(--accent-sand);
    font-style: italic;
    margin-bottom: 2rem;
    display: block;
    transform: translateZ(20px);
}

.service-card h3 {
    font-family: var(--font-sans);
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    transform: translateZ(20px);
}

.service-card p {
    color: var(--text-muted);
    line-height: 1.7;
    font-weight: 300;
    transform: translateZ(20px);
}

/* 5. Precision Calculator */
.calc-wrapper {
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: 30px;
    padding: 6rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6rem;
    align-items: center;
}

.slider-container {
    margin-top: 4rem;
}

.slider-label {
    display: flex;
    justify-content: space-between;
    font-family: var(--font-sans);
    font-size: 1.2rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 2rem;
}

input[type=range] {
    -webkit-appearance: none;
    width: 100%;
    height: 2px;
    background: rgba(255, 255, 255, 0.1);
    outline: none;
}

input[type=range]::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--bg-dark);
    border: 2px solid var(--accent-neon);
    cursor: pointer;
    box-shadow: 0 0 15px rgba(0, 255, 163, 0.4);
    transition: transform 0.2s;
}

input[type=range]::-webkit-slider-thumb:hover {
    transform: scale(1.3);
    background: var(--accent-neon);
}

.calc-output {
    padding: 4rem;
    background: var(--bg-elevated);
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.out-block {
    margin-bottom: 3rem;
}

.out-title {
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--text-muted);
    margin-bottom: 1rem;
}

.out-val {
    font-family: var(--font-serif);
    font-size: 4rem;
    color: var(--text-main);
    line-height: 1;
}

/* 6. Vertical Tab System */
.expertise {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 6rem;
}

.tab-nav {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.tab-btn {
    background: transparent;
    border: none;
    text-align: left;
    font-family: var(--font-serif);
    font-size: 2.5rem;
    color: rgba(255, 255, 255, 0.3);
    cursor: none;
    transition: var(--transition-fast);
    padding: 1.5rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    font-style: italic;
}

.tab-btn.active,
.tab-btn:hover {
    color: var(--accent-sand);
    border-bottom-color: var(--accent-neon);
    padding-left: 1.5rem;
}

.tab-content {
    display: none;
    padding: 4rem;
    background: var(--bg-surface);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 20px;
    animation: slideIn 0.6s ease;
}

.tab-content.active {
    display: block;
}

.tab-content h3 {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    color: var(--accent-neon);
}

.tab-content p {
    font-size: 1.2rem;
    color: var(--text-muted);
    line-height: 1.8;
    font-weight: 300;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(30px);
    }

    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* 7. CSS Analytics Chart */
.chart-container {
    display: flex;
    align-items: flex-end;
    justify-content: space-around;
    height: 400px;
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: 30px;
    padding: 4rem 2rem 2rem;
    margin-top: 4rem;
}

.bar-col {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-end;
    height: 100%;
    width: 15%;
}

.bar {
    width: 100%;
    background: var(--accent-neon);
    position: relative;
    transform-origin: bottom;
    animation: barUp 1.5s cubic-bezier(0.16, 1, 0.3, 1) forwards;
    box-shadow: 0 0 20px rgba(0, 255, 163, 0.2);
}

.bar-val {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    opacity: 0;
    animation: fadeVal 0.5s 1.5s forwards;
    color: var(--text-main);
}

.bar-label {
    margin-top: 1rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.9rem;
    color: var(--text-muted);
}

@keyframes barUp {
    from {
        transform: scaleY(0);
    }

    to {
        transform: scaleY(1);
    }
}

@keyframes fadeVal {
    to {
        opacity: 1;
    }
}

/* 8. Elegant Testimonials */
.testi-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 3rem;
    margin-top: 4rem;
}

.testi-card {
    padding: 4rem;
    background: var(--bg-surface);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 20px;
}

.quote-mark {
    font-family: var(--font-serif);
    font-size: 5rem;
    color: var(--accent-neon);
    opacity: 0.3;
    line-height: 0;
    margin-bottom: 2rem;
    display: block;
}

.testi-quote {
    font-family: var(--font-serif);
    font-size: 1.8rem;
    font-style: italic;
    line-height: 1.6;
    margin-bottom: 3rem;
    color: var(--text-main);
}

.testi-author {
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--accent-neon);
    font-weight: 500;
}

.testi-company {
    color: var(--text-muted);
    font-size: 0.85rem;
    margin-top: 0.5rem;
    letter-spacing: 1px;
}

/* 9. Live Chat Orb CTA */
.cta-section {
    text-align: center;
    padding: 12rem 5%;
}

.orb {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    background: var(--accent-neon);
    margin: 0 auto 3rem;
    box-shadow: 0 0 40px rgba(0, 255, 163, 0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    animation: pulseCore 3s infinite alternate;
}

.orb svg {
    width: 40px;
    height: 40px;
    fill: var(--bg-dark);
}

@keyframes pulseCore {
    0% {
        transform: scale(1);
        box-shadow: 0 0 20px rgba(0, 255, 163, 0.4);
    }

    100% {
        transform: scale(1.1);
        box-shadow: 0 0 60px rgba(0, 255, 163, 0.8);
    }
}

/* 10. Contact Form */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 6rem;
}

.contact-info h2 {
    font-size: 4.5rem;
    margin-bottom: 2rem;
}

.form-group {
    margin-bottom: 3rem;
    position: relative;
}

.form-input {
    width: 100%;
    background: transparent;
    border: none;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding: 1rem 0;
    font-family: var(--font-sans);
    font-size: 1.1rem;
    color: var(--text-main);
    outline: none;
    transition: var(--transition-fast);
}

.form-input:focus {
    border-bottom-color: var(--accent-neon);
}

.form-input::placeholder {
    color: var(--text-muted);
    font-weight: 300;
}

/* ==========================================================================
   Footer (Strictly Consistent - Midnight Emerald)
   ========================================================================== */
footer {
    background: var(--bg-dark);
    padding: 8rem 5% 3rem;
    border-top: 1px solid var(--border-color);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 6rem;
    margin-bottom: 6rem;
}

.footer-brand p {
    color: var(--text-muted);
    margin-top: 2rem;
    max-width: 400px;
    line-height: 1.8;
    font-weight: 300;
}

.footer-title {
    font-family: var(--font-sans);
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 2rem;
    color: var(--text-main);
}

.footer-contact p {
    color: var(--text-muted);
    margin-bottom: 1rem;
    font-size: 0.95rem;
}

.footer-links ul {
    list-style: none;
}

.footer-links li {
    margin-bottom: 1rem;
}

.footer-links a {
    color: var(--text-muted);
    transition: var(--transition-fast);
    font-size: 0.95rem;
}

.footer-links a:hover {
    color: var(--accent-neon);
    padding-left: 8px;
}

.footer-bottom {
    text-align: center;
    padding-top: 3rem;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    color: var(--text-muted);
    font-size: 0.85rem;
    letter-spacing: 1px;
}

/* ==========================================================================
   Legal Pages Specific
   ========================================================================== */
.legal-main {
    padding-top: 200px;
    max-width: 900px;
    margin: 0 auto;
    padding-bottom: 100px;
}

.legal-main h1 {
    font-size: 5rem;
    margin-bottom: 3rem;
    text-align: center;
}

.legal-content h2 {
    font-size: 2.5rem;
    margin: 5rem 0 2rem;
    color: var(--accent-neon);
}

.legal-content p {
    font-size: 1.15rem;
    color: var(--text-muted);
    line-height: 1.9;
    margin-bottom: 2rem;
    font-weight: 300;
}

.legal-content ul {
    padding-left: 2rem;
    margin-bottom: 2rem;
    color: var(--text-muted);
    font-size: 1.15rem;
    line-height: 1.9;
    font-weight: 300;
}

.legal-content li {
    margin-bottom: 1rem;
}

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 1024px) {

    .vision,
    .calc-wrapper,
    .expertise,
    .contact-grid,
    .testi-grid {
        grid-template-columns: 1fr;
        gap: 4rem;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .hero h1 {
        font-size: 5rem;
    }

    .nav-links {
        display: none;
    }

    .calc-wrapper {
        padding: 4rem 2rem;
    }
}

@media (max-width: 768px) {
    section {
        padding: 6rem 5%;
    }

    .chart-container {
        height: 300px;
        padding: 2rem 1rem;
    }

    .tab-content {
        padding: 2rem;
    }
}